diff --git a/tachyon/node/BUILD.bazel b/tachyon/node/BUILD.bazel
index 61cd457d2..27863617a 100644
--- a/tachyon/node/BUILD.bazel
+++ b/tachyon/node/BUILD.bazel
@@ -1,8 +1,9 @@
+load("//bazel:tachyon.bzl", "if_node_binding")
 load("//bazel:tachyon_node.bzl", "tachyon_node_library")
 
 tachyon_node_library(
     name = "tachyon",
-    srcs = ["tachyon.cc"],
+    srcs = if_node_binding(["tachyon.cc"]),
     deps = [
         "//tachyon/node/math",
     ],
diff --git a/tachyon/node/base/BUILD.bazel b/tachyon/node/base/BUILD.bazel
index 3928f524a..8dd8d1a13 100644
--- a/tachyon/node/base/BUILD.bazel
+++ b/tachyon/node/base/BUILD.bazel
@@ -3,7 +3,7 @@ load("//bazel:tachyon_cc.bzl", "tachyon_cc_library")
 
 tachyon_cc_library(
     name = "node_base",
-    srcs = [
+    srcs = if_node_binding([
         "node_constructors.cc",
         "node_constructors.h",
         "node_cpp_bindable.cc",
@@ -18,7 +18,7 @@ tachyon_cc_library(
         "node_internals.h",
         "node_internals_forwards.h",
         "node_module.cc",
-    ],
+    ]),
     hdrs = [
         "node_cpp_class.h",
         "node_cpp_enum.h",
diff --git a/tachyon/node/base/node_constructors.cc b/tachyon/node/base/node_constructors.cc
index 57996d6e0..54e1dad09 100644
--- a/tachyon/node/base/node_constructors.cc
+++ b/tachyon/node/base/node_constructors.cc
@@ -1,5 +1,3 @@
-#if defined(TACHYON_NODE_BINDING)
-
 #include "tachyon/node/base/node_constructors.h"
 
 namespace tachyon::node {
@@ -35,5 +33,3 @@ bool NodeConstructors::InstanceOf(Napi::Object object, std::string_view name) {
 }
 
 }  // namespace tachyon::node
-
-#endif  // defined(TACHYON_NODE_BINDING)
diff --git a/tachyon/node/base/node_constructors.h b/tachyon/node/base/node_constructors.h
index 3bb87888d..24e33bae2 100644
--- a/tachyon/node/base/node_constructors.h
+++ b/tachyon/node/base/node_constructors.h
@@ -1,8 +1,6 @@
 #ifndef TACHYON_NODE_BASE_NODE_CONSTRUCTORS_H_
 #define TACHYON_NODE_BASE_NODE_CONSTRUCTORS_H_
 
-#if defined(TACHYON_NODE_BINDING)
-
 #include <string>
 #include <string_view>
 
@@ -38,6 +36,4 @@ class TACHYON_EXPORT NodeConstructors {
 
 }  // namespace tachyon::node
 
-#endif  // defined(TACHYON_NODE_BINDING)
-
 #endif  // TACHYON_NODE_BASE_NODE_CONSTRUCTORS_H_
diff --git a/tachyon/node/base/node_cpp_bindable.cc b/tachyon/node/base/node_cpp_bindable.cc
index 6a6ccc4ba..a2bd86709 100644
--- a/tachyon/node/base/node_cpp_bindable.cc
+++ b/tachyon/node/base/node_cpp_bindable.cc
@@ -1,5 +1,3 @@
-#if defined(TACHYON_NODE_BINDING)
-
 #include "tachyon/node/base/node_cpp_bindable.h"
 
 #include "absl/strings/substitute.h"
@@ -27,5 +25,3 @@ NodeCppBindable& NodeCppBindable::operator=(NodeCppBindable&& other) noexcept =
 NodeCppBindable::~NodeCppBindable() = default;
 
 }  // namespace tachyon::node
-
-#endif  // defined(TACHYON_NODE_BINDING)
diff --git a/tachyon/node/base/node_cpp_bindable.h b/tachyon/node/base/node_cpp_bindable.h
index 979406d55..93dc27e77 100644
--- a/tachyon/node/base/node_cpp_bindable.h
+++ b/tachyon/node/base/node_cpp_bindable.h
@@ -1,8 +1,6 @@
 #ifndef TACHYON_NODE_BASE_NODE_CPP_BINDABLE_H_
 #define TACHYON_NODE_BASE_NODE_CPP_BINDABLE_H_
 
-#if defined(TACHYON_NODE_BINDING)
-
 #include <string>
 #include <string_view>
 
@@ -32,6 +30,4 @@ class TACHYON_EXPORT NodeCppBindable {
 
 }  // namespace tachyon::node
 
-#endif  // defined(TACHYON_NODE_BINDING)
-
 #endif  // TACHYON_NODE_BASE_NODE_CPP_BINDABLE_H_
diff --git a/tachyon/node/base/node_cpp_callable.h b/tachyon/node/base/node_cpp_callable.h
index 1d4ef8030..6094fabcd 100644
--- a/tachyon/node/base/node_cpp_callable.h
+++ b/tachyon/node/base/node_cpp_callable.h
@@ -1,8 +1,6 @@
 #ifndef TACHYON_NODE_BASE_NODE_CPP_CALLABLE_H_
 #define TACHYON_NODE_BASE_NODE_CPP_CALLABLE_H_
 
-#if defined(TACHYON_NODE_BINDING)
-
 #include <tuple>
 
 #include "absl/strings/substitute.h"
@@ -346,6 +344,4 @@ class NodeCppCallable {
 
 }  // namespace tachyon::node
 
-#endif  // defined(TACHYON_NODE_BINDING)
-
 #endif  // TACHYON_NODE_BASE_NODE_CPP_CALLABLE_H_
diff --git a/tachyon/node/base/node_cpp_callable_data.h b/tachyon/node/base/node_cpp_callable_data.h
index 8fc5fa323..fdea3be02 100644
--- a/tachyon/node/base/node_cpp_callable_data.h
+++ b/tachyon/node/base/node_cpp_callable_data.h
@@ -1,8 +1,6 @@
 #ifndef TACHYON_NODE_BASE_NODE_CPP_CALLABLE_DATA_H_
 #define TACHYON_NODE_BASE_NODE_CPP_CALLABLE_DATA_H_
 
-#if defined(TACHYON_NODE_BINDING)
-
 #include <type_traits>
 #include <vector>
 
@@ -63,6 +61,4 @@ struct TACHYON_EXPORT NodeCppStaticPropertyAccessorData
 
 }  // namespace tachyon::node
 
-#endif  // defined(TACHYON_NODE_BINDING)
-
 #endif  // TACHYON_NODE_BASE_NODE_CPP_CALLABLE_DATA_H_
diff --git a/tachyon/node/base/node_cpp_class.h b/tachyon/node/base/node_cpp_class.h
index 2a44f90d2..fbcccdac6 100644
--- a/tachyon/node/base/node_cpp_class.h
+++ b/tachyon/node/base/node_cpp_class.h
@@ -1,8 +1,6 @@
 #ifndef TACHYON_NODE_BASE_NODE_CPP_CLASS_H_
 #define TACHYON_NODE_BASE_NODE_CPP_CLASS_H_
 
-#if defined(TACHYON_NODE_BINDING)
-
 #include <string_view>
 
 #include "absl/strings/substitute.h"
@@ -368,6 +366,4 @@ class NodeCppClass : public NodeCppBindable {
 
 }  // namespace tachyon::node
 
-#endif  // defined(TACHYON_NODE_BINDING)
-
 #endif  // TACHYON_NODE_BASE_NODE_CPP_CLASS_H_
diff --git a/tachyon/node/base/node_cpp_constructor.cc b/tachyon/node/base/node_cpp_constructor.cc
index d73e2a0b3..93a44e0dd 100644
--- a/tachyon/node/base/node_cpp_constructor.cc
+++ b/tachyon/node/base/node_cpp_constructor.cc
@@ -1,5 +1,3 @@
-#if defined(TACHYON_NODE_BINDING)
-
 #include "tachyon/node/base/node_cpp_constructor.h"
 
 #include "tachyon/base/strings/string_util.h"
@@ -75,5 +73,3 @@ bool NodeCppConstructor::Match(const Napi::CallbackInfo& info) const {
 }
 
 }  // namespace tachyon::node
-
-#endif  // defined(TACHYON_NODE_BINDING)
diff --git a/tachyon/node/base/node_cpp_constructor.h b/tachyon/node/base/node_cpp_constructor.h
index 09e0c562b..7bdc979ba 100644
--- a/tachyon/node/base/node_cpp_constructor.h
+++ b/tachyon/node/base/node_cpp_constructor.h
@@ -1,8 +1,6 @@
 #ifndef TACHYON_NODE_BASE_NODE_CPP_CONSTRUCTOR_H_
 #define TACHYON_NODE_BASE_NODE_CPP_CONSTRUCTOR_H_
 
-#if defined(TACHYON_NODE_BINDING)
-
 #include <string>
 #include <vector>
 
@@ -63,6 +61,4 @@ class TACHYON_EXPORT NodeCppConstructor : public base::CppConstructor {
 
 }  // namespace tachyon::node
 
-#endif  // defined(TACHYON_NODE_BINDING)
-
 #endif  // TACHYON_NODE_BASE_NODE_CPP_CONSTRUCTOR_H_
diff --git a/tachyon/node/base/node_cpp_constructor_matcher.h b/tachyon/node/base/node_cpp_constructor_matcher.h
index c14b17d5d..07ec71468 100644
--- a/tachyon/node/base/node_cpp_constructor_matcher.h
+++ b/tachyon/node/base/node_cpp_constructor_matcher.h
@@ -1,8 +1,6 @@
 #ifndef TACHYON_NODE_BASE_NODE_CPP_CONSTRUCTOR_MATCHER_H_
 #define TACHYON_NODE_BASE_NODE_CPP_CONSTRUCTOR_MATCHER_H_
 
-#if defined(TACHYON_NODE_BINDING)
-
 #include "third_party/node_addon_api/napi.h"
 
 #include "tachyon/base/binding/cpp_constructor_matcher.h"
@@ -44,6 +42,4 @@ class NodeCppConstructorMatcher : public base::CppConstructorMatcher {
 
 }  // namespace tachyon::node
 
-#endif  // defined(TACHYON_NODE_BINDING)
-
 #endif  // TACHYON_NODE_BASE_NODE_CPP_CONSTRUCTOR_MATCHER_H_
diff --git a/tachyon/node/base/node_cpp_enum.h b/tachyon/node/base/node_cpp_enum.h
index e7b7ade8a..dec74d130 100644
--- a/tachyon/node/base/node_cpp_enum.h
+++ b/tachyon/node/base/node_cpp_enum.h
@@ -1,8 +1,6 @@
 #ifndef TACHYON_NODE_BASE_NODE_CPP_ENUM_H_
 #define TACHYON_NODE_BASE_NODE_CPP_ENUM_H_
 
-#if defined(TACHYON_NODE_BINDING)
-
 #include <string_view>
 #include <type_traits>
 
@@ -47,6 +45,4 @@ class NodeCppEnum : public NodeCppBindable {
 
 }  // namespace tachyon::node
 
-#endif  // defined(TACHYON_NODE_BINDING)
-
 #endif  // TACHYON_NODE_BASE_NODE_CPP_ENUM_H_
diff --git a/tachyon/node/base/node_cpp_object.h b/tachyon/node/base/node_cpp_object.h
index 5f1761906..a63d6059b 100644
--- a/tachyon/node/base/node_cpp_object.h
+++ b/tachyon/node/base/node_cpp_object.h
@@ -1,8 +1,6 @@
 #ifndef TACHYON_NODE_BASE_NODE_CPP_OBJECT_H_
 #define TACHYON_NODE_BASE_NODE_CPP_OBJECT_H_
 
-#if defined(TACHYON_NODE_BINDING)
-
 #include <string_view>
 
 #include "tachyon/base/binding/cpp_stack_value.h"
@@ -154,6 +152,4 @@ Napi::FunctionReference NodeCppObject<T>::s_constructor_;
 
 }  // namespace tachyon::node
 
-#endif  // defined(TACHYON_NODE_BINDING)
-
 #endif  // TACHYON_NODE_BASE_NODE_CPP_OBJECT_H_
diff --git a/tachyon/node/base/node_errors.cc b/tachyon/node/base/node_errors.cc
index 1c0fd30d4..e61f1d3b4 100644
--- a/tachyon/node/base/node_errors.cc
+++ b/tachyon/node/base/node_errors.cc
@@ -1,5 +1,3 @@
-#if defined(TACHYON_NODE_BINDING)
-
 #include "tachyon/node/base/node_errors.h"
 
 #include "absl/strings/substitute.h"
@@ -27,5 +25,3 @@ Napi::Error NoSuchConstructor(Napi::Env env) {
 }
 
 }  // namespace tachyon::node
-
-#endif  // defined(TACHYON_NODE_BINDING)
diff --git a/tachyon/node/base/node_errors.h b/tachyon/node/base/node_errors.h
index 179a5a4f2..dc6a3d8c8 100644
--- a/tachyon/node/base/node_errors.h
+++ b/tachyon/node/base/node_errors.h
@@ -1,8 +1,6 @@
 #ifndef TACHYON_NODE_BASE_NODE_ERRORS_H_
 #define TACHYON_NODE_BASE_NODE_ERRORS_H_
 
-#if defined(TACHYON_NODE_BINDING)
-
 #include <stddef.h>
 
 #include "third_party/node_addon_api/napi.h"
@@ -19,6 +17,4 @@ TACHYON_EXPORT Napi::Error NoSuchConstructor(Napi::Env env);
 
 }  // namespace tachyon::node
 
-#endif  // defined(TACHYON_NODE_BINDING)
-
 #endif  // TACHYON_NODE_BASE_NODE_ERRORS_H_
diff --git a/tachyon/node/base/node_internals.h b/tachyon/node/base/node_internals.h
index 5898823a5..fd24fe191 100644
--- a/tachyon/node/base/node_internals.h
+++ b/tachyon/node/base/node_internals.h
@@ -1,8 +1,6 @@
 #ifndef TACHYON_NODE_BASE_NODE_INTERNALS_H_
 #define TACHYON_NODE_BASE_NODE_INTERNALS_H_
 
-#if defined(TACHYON_NODE_BINDING)
-
 #include <string>
 #include <string_view>
 #include <vector>
@@ -497,6 +495,4 @@ Napi::Value ToJSValue(const Napi::CallbackInfo& info, T&& value) {
 }  // namespace internal
 }  // namespace tachyon::node
 
-#endif  // defined(TACHYON_NODE_BINDING)
-
 #endif  // TACHYON_NODE_BASE_NODE_INTERNALS_H_
diff --git a/tachyon/node/base/node_internals_forwards.h b/tachyon/node/base/node_internals_forwards.h
index 05da0f3b9..4dbf8a064 100644
--- a/tachyon/node/base/node_internals_forwards.h
+++ b/tachyon/node/base/node_internals_forwards.h
@@ -1,8 +1,6 @@
 #ifndef TACHYON_NODE_BASE_NODE_INTERNALS_FORWARDS_H_
 #define TACHYON_NODE_BASE_NODE_INTERNALS_FORWARDS_H_
 
-#if defined(TACHYON_NODE_BINDING)
-
 #include "absl/meta/type_traits.h"
 #include "third_party/node_addon_api/napi.h"
 
@@ -51,6 +49,4 @@ struct HasToJSValue<
 }  // namespace internal
 }  // namespace tachyon::node
 
-#endif  // defined(TACHYON_NODE_BINDING)
-
 #endif  // TACHYON_NODE_BASE_NODE_INTERNALS_FORWARDS_H_
diff --git a/tachyon/node/base/node_module.cc b/tachyon/node/base/node_module.cc
index 09430a96e..499a0dbd1 100644
--- a/tachyon/node/base/node_module.cc
+++ b/tachyon/node/base/node_module.cc
@@ -1,5 +1,3 @@
-#if defined(TACHYON_NODE_BINDING)
-
 #include "tachyon/node/base/node_module.h"
 
 namespace tachyon::node {
@@ -24,5 +22,3 @@ NodeModule NodeModule::AddSubModule(std::string_view name) {
 }
 
 }  // namespace tachyon::node
-
-#endif  // defined(TACHYON_NODE_BINDING)
diff --git a/tachyon/node/base/node_module.h b/tachyon/node/base/node_module.h
index ac5181f9c..a1bfd2b46 100644
--- a/tachyon/node/base/node_module.h
+++ b/tachyon/node/base/node_module.h
@@ -1,8 +1,6 @@
 #ifndef TACHYON_NODE_BASE_NODE_MODULE_H_
 #define TACHYON_NODE_BASE_NODE_MODULE_H_
 
-#if defined(TACHYON_NODE_BINDING)
-
 #include "tachyon/export.h"
 #include "tachyon/node/base/node_cpp_bindable.h"
 #include "tachyon/node/base/node_cpp_callable.h"
@@ -56,6 +54,4 @@ class TACHYON_EXPORT NodeModule : public NodeCppBindable {
 
 }  // namespace tachyon::node
 
-#endif  // defined(TACHYON_NODE_BINDING)
-
 #endif  // TACHYON_NODE_BASE_NODE_MODULE_H_
diff --git a/tachyon/node/base/test/BUILD.bazel b/tachyon/node/base/test/BUILD.bazel
index dd5c7a0c9..cbb67cd0a 100644
--- a/tachyon/node/base/test/BUILD.bazel
+++ b/tachyon/node/base/test/BUILD.bazel
@@ -1,10 +1,11 @@
+load("//bazel:tachyon.bzl", "if_node_binding")
 load("//bazel:tachyon_cc.bzl", "tachyon_cc_library")
 load("//bazel:tachyon_node.bzl", "tachyon_node_library")
 
 tachyon_cc_library(
     name = "color",
     testonly = True,
-    srcs = ["color.cc"],
+    srcs = if_node_binding(["color.cc"]),
     hdrs = ["color.h"],
     deps = [
         "//tachyon/base/binding/test:enum",
@@ -15,7 +16,7 @@ tachyon_cc_library(
 tachyon_cc_library(
     name = "point",
     testonly = True,
-    srcs = ["point.cc"],
+    srcs = if_node_binding(["point.cc"]),
     hdrs = ["point.h"],
     deps = [
         "//tachyon/base/binding/test:class",
@@ -26,7 +27,7 @@ tachyon_cc_library(
 tachyon_node_library(
     name = "test",
     testonly = True,
-    srcs = ["test.cc"],
+    srcs = if_node_binding(["test.cc"]),
     deps = [
         ":color",
         ":point",
diff --git a/tachyon/node/base/test/color.cc b/tachyon/node/base/test/color.cc
index 6874544cb..6eac911d7 100644
--- a/tachyon/node/base/test/color.cc
+++ b/tachyon/node/base/test/color.cc
@@ -1,5 +1,3 @@
-#if defined(TACHYON_NODE_BINDING)
-
 #include "tachyon/node/base/test/color.h"
 
 #include "tachyon/base/binding/test/color.h"
@@ -7,5 +5,3 @@
 void AddColor(tachyon::node::NodeModule& m) {
   using namespace tachyon::base::test;
 }
-
-#endif  // defined(TACHYON_NODE_BINDING)
diff --git a/tachyon/node/base/test/color.h b/tachyon/node/base/test/color.h
index 85b9b6f19..e9a2142c0 100644
--- a/tachyon/node/base/test/color.h
+++ b/tachyon/node/base/test/color.h
@@ -1,7 +1,3 @@
-#if defined(TACHYON_NODE_BINDING)
-
 #include "tachyon/node/base/node_module.h"
 
 void AddColor(tachyon::node::NodeModule& m);
-
-#endif  // defined(TACHYON_NODE_BINDING)
diff --git a/tachyon/node/base/test/enum.cc b/tachyon/node/base/test/enum.cc
new file mode 100644
index 000000000..7d6266425
--- /dev/null
+++ b/tachyon/node/base/test/enum.cc
@@ -0,0 +1,9 @@
+#include "tachyon/node/base/test/color.h"
+
+Napi::Object Init(Napi::Env env, Napi::Object exports) {
+  tachyon::node::NodeModule module(env, exports);
+  AddColor(module);
+  return exports;
+}
+
+NODE_API_MODULE(enum, Init)
diff --git a/tachyon/node/base/test/function.cc b/tachyon/node/base/test/function.cc
new file mode 100644
index 000000000..b5a2cf956
--- /dev/null
+++ b/tachyon/node/base/test/function.cc
@@ -0,0 +1,13 @@
+#include "tachyon/base/binding/test/functions.h"
+#include "tachyon/node/base/node_module.h"
+
+Napi::Object Init(Napi::Env env, Napi::Object exports) {
+  using namespace tachyon::base::test;
+  tachyon::node::NodeModule module(env, exports);
+  module.AddFunction("hello", &Hello)
+      .AddFunction("sum", &Sum, 1, 2)
+      .AddFunction("do_nothing", &DoNothing);
+  return exports;
+}
+
+NODE_API_MODULE(function, Init)
diff --git a/tachyon/node/base/test/point.cc b/tachyon/node/base/test/point.cc
index 8aa5286d0..305a74439 100644
--- a/tachyon/node/base/test/point.cc
+++ b/tachyon/node/base/test/point.cc
@@ -1,5 +1,3 @@
-#if defined(TACHYON_NODE_BINDING)
-
 #include "tachyon/node/base/test/point.h"
 
 void AddPoint(tachyon::node::NodeModule& m) {
@@ -29,5 +27,3 @@ void DoubleWithSharedPtr(std::shared_ptr<tachyon::base::test::Point> p) {
 }
 
 void DoubleWithUniquePtr(std::unique_ptr<tachyon::base::test::Point> p) {}
-
-#endif  // defined(TACHYON_NODE_BINDING)
diff --git a/tachyon/node/base/test/point.h b/tachyon/node/base/test/point.h
index 2903584db..cac625a2d 100644
--- a/tachyon/node/base/test/point.h
+++ b/tachyon/node/base/test/point.h
@@ -1,5 +1,3 @@
-#if defined(TACHYON_NODE_BINDING)
-
 #include <string_view>
 
 #include "tachyon/base/binding/test/point.h"
@@ -40,5 +38,3 @@ void DoubleWithReference(tachyon::base::test::Point& p);
 void DoubleWithSharedPtr(std::shared_ptr<tachyon::base::test::Point> p);
 
 void DoubleWithUniquePtr(std::unique_ptr<tachyon::base::test::Point> p);
-
-#endif  // defined(TACHYON_NODE_BINDING)
diff --git a/tachyon/node/base/test/test.cc b/tachyon/node/base/test/test.cc
index afeed4bea..efe471f49 100644
--- a/tachyon/node/base/test/test.cc
+++ b/tachyon/node/base/test/test.cc
@@ -1,5 +1,3 @@
-#if defined(TACHYON_NODE_BINDING)
-
 #include "tachyon/base/binding/test/adder.h"
 #include "tachyon/base/binding/test/colored_point.h"
 #include "tachyon/base/binding/test/functions.h"
@@ -77,5 +75,3 @@ Napi::Object Init(Napi::Env env, Napi::Object exports) {
 }
 
 NODE_API_MODULE(test, Init)
-
-#endif  // defined(TACHYON_NODE_BINDING)
diff --git a/tachyon/node/math/BUILD.bazel b/tachyon/node/math/BUILD.bazel
index c442b1234..59ebfb330 100644
--- a/tachyon/node/math/BUILD.bazel
+++ b/tachyon/node/math/BUILD.bazel
@@ -1,3 +1,4 @@
+load("//bazel:tachyon.bzl", "if_node_binding")
 load("//bazel:tachyon_cc.bzl", "tachyon_cc_library")
 
 package(default_visibility = ["//tachyon/node:__pkg__"])
@@ -17,7 +18,7 @@ CURVE_DEPS = [tpl.format(curve) for tpl in TPLS for curve in CURVES]
 
 tachyon_cc_library(
     name = "math",
-    srcs = ["math.cc"],
+    srcs = if_node_binding(["math.cc"]),
     hdrs = ["math.h"],
     deps = CURVE_DEPS,
 )
diff --git a/tachyon/node/math/base/big_int.h b/tachyon/node/math/base/big_int.h
index b30e9a8d4..8336f7f1e 100644
--- a/tachyon/node/math/base/big_int.h
+++ b/tachyon/node/math/base/big_int.h
@@ -1,5 +1,3 @@
-#if defined(TACHYON_NODE_BINDING)
-
 #ifndef TACHYON_NODE_MATH_BASE_BIG_INT_H_
 #define TACHYON_NODE_MATH_BASE_BIG_INT_H_
 
@@ -71,5 +69,3 @@ class CppValueTraits<tachyon::math::BigInt<1>> {
 }  // namespace tachyon::node
 
 #endif  // TACHYON_NODE_MATH_FINITE_FIELDS_PRIME_FIELD_H_
-
-#endif  // defined(TACHYON_NODE_MATH_BASE_BIG_INT_H_
diff --git a/tachyon/node/math/elliptic_curves/generator/build_defs.bzl b/tachyon/node/math/elliptic_curves/generator/build_defs.bzl
index 5cac81034..f733490f5 100644
--- a/tachyon/node/math/elliptic_curves/generator/build_defs.bzl
+++ b/tachyon/node/math/elliptic_curves/generator/build_defs.bzl
@@ -1,3 +1,4 @@
+load("//bazel:tachyon.bzl", "if_node_binding")
 load("//bazel:tachyon_cc.bzl", "tachyon_cc_library")
 
 def _generate_ec_point_impl(ctx):
@@ -50,7 +51,7 @@ def generate_ec_points(
     tachyon_cc_library(
         name = "fq",
         hdrs = ["fq.h"],
-        srcs = ["fq.cc"],
+        srcs = if_node_binding(["fq.cc"]),
         deps = g1_deps + [
             "//tachyon/node/math/finite_fields:prime_field",
         ],
@@ -59,7 +60,7 @@ def generate_ec_points(
     tachyon_cc_library(
         name = "fr",
         hdrs = ["fr.h"],
-        srcs = ["fr.cc"],
+        srcs = if_node_binding(["fr.cc"]),
         deps = g1_deps + [
             "//tachyon/node/math/finite_fields:prime_field",
         ],
@@ -68,7 +69,7 @@ def generate_ec_points(
     tachyon_cc_library(
         name = "g1",
         hdrs = ["g1.h"],
-        srcs = ["g1.cc"],
+        srcs = if_node_binding(["g1.cc"]),
         deps = g1_deps + [
             "//tachyon/node/math/elliptic_curves/short_weierstrass:points",
         ],
diff --git a/tachyon/node/math/elliptic_curves/generator/generator.cc b/tachyon/node/math/elliptic_curves/generator/generator.cc
index ee6ab7ae4..68e250af7 100644
--- a/tachyon/node/math/elliptic_curves/generator/generator.cc
+++ b/tachyon/node/math/elliptic_curves/generator/generator.cc
@@ -25,8 +25,6 @@ struct GenerationConfig : public build::CcWriter {
 int GenerationConfig::GeneratePrimeFieldHdr(std::string_view suffix) const {
   // clang-format off
   std::vector<std::string_view> tpl = {
-      "#if defined(TACHYON_NODE_BINDING)",
-      "",
       "#include \"tachyon/node/base/node_module.h\"",
       "",
       "namespace tachyon::node::math::%{type} {",
@@ -34,8 +32,6 @@ int GenerationConfig::GeneratePrimeFieldHdr(std::string_view suffix) const {
       "void Add%{cc_field}(NodeModule& m);",
       "",
       "} // namespace tachyon::node::math::%{type}",
-      "",
-      "#endif  // defined(TACHYON_NODE_BINDING)",
   };
   // clang-format on
 
@@ -60,8 +56,6 @@ int GenerationConfig::GenerateFrHdr() const {
 int GenerationConfig::GeneratePrimeFieldSrc(std::string_view suffix) const {
   // clang-format off
   std::vector<std::string_view> tpl = {
-      "#if defined(TACHYON_NODE_BINDING)",
-      "",
       "#include \"tachyon/math/elliptic_curves/%{header_dir_name}/%{suffix}.h\"",
       "#include \"tachyon/node/math/finite_fields/prime_field.h\"",
       "",
@@ -72,8 +66,6 @@ int GenerationConfig::GeneratePrimeFieldSrc(std::string_view suffix) const {
       "}",
       "",
       "} // namespace tachyon::node::math::%{type}",
-      "",
-      "#endif  // defined(TACHYON_NODE_BINDING)",
   };
   // clang-format on
 
@@ -100,8 +92,6 @@ int GenerationConfig::GenerateFrSrc() const {
 int GenerationConfig::GenerateG1Hdr() const {
   // clang-format off
   std::vector<std::string_view> tpl = {
-      "#if defined(TACHYON_NODE_BINDING)",
-      "",
       "#include \"tachyon/node/base/node_module.h\"",
       "",
       "namespace tachyon::node::math::%{type} {",
@@ -109,8 +99,6 @@ int GenerationConfig::GenerateG1Hdr() const {
       "void AddG1(NodeModule& m);",
       "",
       "} // namespace tachyon::node::math::%{type}",
-      "",
-      "#endif  // defined(TACHYON_NODE_BINDING)",
   };
   // clang-format on
 
@@ -125,8 +113,6 @@ int GenerationConfig::GenerateG1Hdr() const {
 int GenerationConfig::GenerateG1Src() const {
   // clang-format off
   std::vector<std::string_view> tpl = {
-      "#if defined(TACHYON_NODE_BINDING)",
-      "",
       "#include \"tachyon/math/elliptic_curves/%{header_dir_name}/g1.h\"",
       "#include \"tachyon/node/math/elliptic_curves/short_weierstrass/affine_point.h\"",
       "#include \"tachyon/node/math/elliptic_curves/short_weierstrass/projective_point.h\"",
@@ -143,8 +129,6 @@ int GenerationConfig::GenerateG1Src() const {
       "}",
       "",
       "} // namespace tachyon::node::math::%{type}",
-      "",
-      "#endif  // defined(TACHYON_NODE_BINDING)",
   };
   // clang-format on
 
diff --git a/tachyon/node/math/elliptic_curves/short_weierstrass/affine_point.h b/tachyon/node/math/elliptic_curves/short_weierstrass/affine_point.h
index a8ba863ea..0a26a3f69 100644
--- a/tachyon/node/math/elliptic_curves/short_weierstrass/affine_point.h
+++ b/tachyon/node/math/elliptic_curves/short_weierstrass/affine_point.h
@@ -1,5 +1,3 @@
-#if defined(TACHYON_NODE_BINDING)
-
 #ifndef TACHYON_NODE_MATH_ELLIPTIC_CURVES_SHORT_WEIERSTRASS_AFFINE_POINT_H_
 #define TACHYON_NODE_MATH_ELLIPTIC_CURVES_SHORT_WEIERSTRASS_AFFINE_POINT_H_
 
@@ -34,5 +32,3 @@ void AddAffinePoint(NodeModule& m, std::string_view name) {
 }  // namespace tachyon::node::math
 
 #endif  // TACHYON_NODE_MATH_ELLIPTIC_CURVES_SHORT_WEIERSTRASS_AFFINE_POINT_H_
-
-#endif  // defined(TACHYON_NODE_BINDING)
diff --git a/tachyon/node/math/elliptic_curves/short_weierstrass/jacobian_point.h b/tachyon/node/math/elliptic_curves/short_weierstrass/jacobian_point.h
index d057623cb..1e81fa53c 100644
--- a/tachyon/node/math/elliptic_curves/short_weierstrass/jacobian_point.h
+++ b/tachyon/node/math/elliptic_curves/short_weierstrass/jacobian_point.h
@@ -1,5 +1,3 @@
-#if defined(TACHYON_NODE_BINDING)
-
 #ifndef TACHYON_NODE_MATH_ELLIPTIC_CURVES_SHORT_WEIERSTRASS_JACOBIAN_POINT_H_
 #define TACHYON_NODE_MATH_ELLIPTIC_CURVES_SHORT_WEIERSTRASS_JACOBIAN_POINT_H_
 
@@ -44,5 +42,3 @@ void AddJacobianPoint(NodeModule& m, std::string_view name) {
 }  // namespace tachyon::node::math
 
 #endif  // TACHYON_NODE_MATH_ELLIPTIC_CURVES_SHORT_WEIERSTRASS_JACOBIAN_POINT_H_
-
-#endif  // defined(TACHYON_NODE_BINDING)
diff --git a/tachyon/node/math/elliptic_curves/short_weierstrass/point_xyzz.h b/tachyon/node/math/elliptic_curves/short_weierstrass/point_xyzz.h
index 7b224cd03..acf78023e 100644
--- a/tachyon/node/math/elliptic_curves/short_weierstrass/point_xyzz.h
+++ b/tachyon/node/math/elliptic_curves/short_weierstrass/point_xyzz.h
@@ -1,5 +1,3 @@
-#if defined(TACHYON_NODE_BINDING)
-
 #ifndef TACHYON_NODE_MATH_ELLIPTIC_CURVES_SHORT_WEIERSTRASS_POINT_XYZZ_H_
 #define TACHYON_NODE_MATH_ELLIPTIC_CURVES_SHORT_WEIERSTRASS_POINT_XYZZ_H_
 
@@ -45,5 +43,3 @@ void AddPointXYZZ(NodeModule& m, std::string_view name) {
 }  // namespace tachyon::node::math
 
 #endif  // TACHYON_NODE_MATH_ELLIPTIC_CURVES_SHORT_WEIERSTRASS_POINT_XYZZ_H_
-
-#endif  // defined(TACHYON_NODE_BINDING)
diff --git a/tachyon/node/math/elliptic_curves/short_weierstrass/projective_point.h b/tachyon/node/math/elliptic_curves/short_weierstrass/projective_point.h
index 6bfcff879..92b41b92f 100644
--- a/tachyon/node/math/elliptic_curves/short_weierstrass/projective_point.h
+++ b/tachyon/node/math/elliptic_curves/short_weierstrass/projective_point.h
@@ -1,5 +1,3 @@
-#if defined(TACHYON_NODE_BINDING)
-
 #ifndef TACHYON_NODE_MATH_ELLIPTIC_CURVES_SHORT_WEIERSTRASS_PROJECTIVE_POINT_H_
 #define TACHYON_NODE_MATH_ELLIPTIC_CURVES_SHORT_WEIERSTRASS_PROJECTIVE_POINT_H_
 
@@ -44,5 +42,3 @@ void AddProjectivePoint(NodeModule& m, std::string_view name) {
 }  // namespace tachyon::node::math
 
 #endif  // TACHYON_NODE_MATH_ELLIPTIC_CURVES_SHORT_WEIERSTRASS_PROJECTIVE_POINT_H_
-
-#endif  // defined(TACHYON_NODE_BINDING)
diff --git a/tachyon/node/math/finite_fields/prime_field.h b/tachyon/node/math/finite_fields/prime_field.h
index 1110bbc36..49249f39b 100644
--- a/tachyon/node/math/finite_fields/prime_field.h
+++ b/tachyon/node/math/finite_fields/prime_field.h
@@ -1,5 +1,3 @@
-#if defined(TACHYON_NODE_BINDING)
-
 #ifndef TACHYON_NODE_MATH_FINITE_FIELDS_PRIME_FIELD_H_
 #define TACHYON_NODE_MATH_FINITE_FIELDS_PRIME_FIELD_H_
 
@@ -54,5 +52,3 @@ void AddPrimeField(NodeModule& m, std::string_view name) {
 }  // namespace tachyon::node::math
 
 #endif  // TACHYON_NODE_MATH_FINITE_FIELDS_PRIME_FIELD_H_
-
-#endif  // defined(TACHYON_NODE_BINDING)
diff --git a/tachyon/node/math/math.cc b/tachyon/node/math/math.cc
index d555c5121..e6b7550cd 100644
--- a/tachyon/node/math/math.cc
+++ b/tachyon/node/math/math.cc
@@ -1,5 +1,3 @@
-#if defined(TACHYON_NODE_BINDING)
-
 #include "tachyon/node/math/math.h"
 
 #include "tachyon/math/elliptic_curves/bls/bls12_381/g1.h"
@@ -28,5 +26,3 @@ void AddMath(NodeModule& m) {
 }
 
 }  // namespace tachyon::node::math
-
-#endif  // defined(TACHYON_NODE_BINDING)
diff --git a/tachyon/node/math/math.h b/tachyon/node/math/math.h
index 20513a76d..d4fe73f5c 100644
--- a/tachyon/node/math/math.h
+++ b/tachyon/node/math/math.h
@@ -1,5 +1,3 @@
-#if defined(TACHYON_NODE_BINDING)
-
 #ifndef TACHYON_NODE_MATH_MATH_H_
 #define TACHYON_NODE_MATH_MATH_H_
 
@@ -12,5 +10,3 @@ void AddMath(NodeModule& m);
 }  // namespace tachyon::node::math
 
 #endif  // TACHYON_NODE_MATH_MATH_H_
-
-#endif  // defined(TACHYON_NODE_BINDING)
diff --git a/tachyon/node/tachyon.cc b/tachyon/node/tachyon.cc
index 26d7860f8..496761dff 100644
--- a/tachyon/node/tachyon.cc
+++ b/tachyon/node/tachyon.cc
@@ -1,5 +1,3 @@
-#if defined(TACHYON_NODE_BINDING)
-
 #include "tachyon/node/math/math.h"
 
 Napi::Object Init(Napi::Env env, Napi::Object exports) {
@@ -10,5 +8,3 @@ Napi::Object Init(Napi::Env env, Napi::Object exports) {
 }
 
 NODE_API_MODULE(tachyon, Init)
-
-#endif  // defined(TACHYON_NODE_BINDING)
diff --git a/third_party/node_addon_api/BUILD.tpl b/third_party/node_addon_api/BUILD.tpl
index c81dae512..4c602ef71 100644
--- a/third_party/node_addon_api/BUILD.tpl
+++ b/third_party/node_addon_api/BUILD.tpl
@@ -8,8 +8,6 @@ cc_library(
         "node_modules/node-addon-api/napi-inl.h",
     ],
     defines = [
-        "TACHYON_NODE_BINDING",
-    ] + [
         "NODE_GYP_MODULE_NAME",
         "USING_UV_SHARED=1",
         "USING_V8_SHARED=1",